Vulnerability Details : CVE-2020-12851
Pydio Cells 2.0.4 allows an authenticated user to write or overwrite existing files in another user’s personal and cells folders (repositories) by uploading a custom generated ZIP file and leveraging the file extraction feature present in the web application. The extracted files will be placed in the targeted user folders.
Vulnerability category: Directory traversal
Exploit prediction scoring system (EPSS) score for CVE-2020-12851
Probability of exploitation activity in the next 30 days: 0.25%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 62 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-12851
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:N |
8.0
|
4.9
|
NIST |
8.1
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2020-12851
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-12851
-
http://packetstormsecurity.com/files/158002/Pydio-Cells-2.0.4-XSS-File-Write-Code-Execution.html
Pydio Cells 2.0.4 XSS / File Write / Code Execution ≈ Packet StormThird Party Advisory
-
https://www.coresecurity.com/core-labs/advisories/pydio-cells-204-multiple-vulnerabilities
Pydio Cells 2.0.4 Multiple Vulnerabilities | CoreLabs AdvisoriesExploit;Third Party Advisory
-
https://www.coresecurity.com/advisories
Advisories | Core SecurityThird Party Advisory
Products affected by CVE-2020-12851
- cpe:2.3:a:pydio:cells:2.0.4:*:*:*:*:*:*:*